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Oval|Lab Grown|IGI

0.57ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG607313733

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG607313733

Diamond specifications and retailer prices

From $728 NZD
£322 GBP
As of October 29, 2026
Save $73 NZD (9%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $801 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 0.57ct lab-grown oval diamond

This 0.57ct lab-grown oval sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG607313733 or 607313733. Listed at 2 retailers as of October 29, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.57
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607313733
Dimensions6.60 × 4.69 × 2.96 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Top View
6.60 mm4.69 mm0.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607313733
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $801 NZD|Low: $728 NZD|High: $801 NZD|Avg: $769 NZD
Brilliant Earth
Retailer 2
December 30, 2025
Retailer 2$728 NZD
Brilliant Earth$801 NZD

5 data points across 2 retailers

2 retailers$728 NZD to $801 NZD

B+
Cheapest Retailer
-
$728 NZD
£322 GBP
Most Expensive
B
Brilliant Earth
14758979Y · Oct 29
$801 NZD
$450 USD
View
1 more retailer has this diamond
Prices start from $728 NZDSave up to $73 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.57ct Oval
$728 NZD